how to store data in array c++ code example

Example 1: select elements from array C++

double X[100];

for (int i = 0; i < 98; i++) {
  X[i+1] = r*X[i]*(1.0-X[i]);
  myfile << X[i] << endl;
}

Example 2: arrays in c++

int baz [5] = { };